Description
An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance’s global configuration.
Published: 2026-11-02
Score: 9.3 Critical
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 03 Nov 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Barracuda Networks
Barracuda Networks barracuda Email Security Gateway
Vendors & Products Barracuda Networks
Barracuda Networks barracuda Email Security Gateway

Mon, 02 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 02 Nov 2026 13:15:00 +0000

Type Values Removed Values Added
Description An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance’s global configuration.
Title Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway
Weaknesses CWE-288
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Barracuda Networks Barracuda Email Security Gateway
cve-icon MITRE

Status: PUBLISHED

Assigner: Mandiant

Published:

Updated: 2026-11-03T04:55:19.015Z

Reserved: 2026-10-26T16:04:54.772Z

Link: CVE-2026-116606

cve-icon Vulnrichment

Updated: 2026-11-02T19:34:58.638Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T13:17:37.017

Modified: 2026-11-03T05:18:31.200

Link: CVE-2026-116606

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-03T16:29:07Z

Weaknesses
  • CWE-288

    Authentication Bypass Using an Alternate Path or Channel